{"product_id":"square-d-qbm22100tn","title":"Square D QBM22100TN 100A 2-Pole 240 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003ePower reliability starts with precise overcurrent protection. The \u003cstrong\u003eSquare D QBM22100TN 100A 2-Pole 240 V Circuit Breaker\u003c\/strong\u003e is built to safeguard your 240V circuits from overloads and short circuits, delivering dependable performance in compatible panels.\u003c\/p\u003e \u003ch3\u003eWhat it does\u003c\/h3\u003e\n\u003cp\u003eThis two-pole breaker disconnects both hot legs at the same time, helping prevent shock hazards and equipment damage when a fault occurs. Designed for 240V circuits, it provides clear, immediate protection for essential appliances and distribution feeders in residential and light commercial installations.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e QBM22100TN\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProtecting 240V circuit feeders in residential or light commercial panels that require a 2-pole 100A breaker\u003c\/li\u003e \u003cli\u003eServing as a reliable main or feeder protection where two hot legs must be switched off together\u003c\/li\u003e \u003cli\u003eReplacing an existing 2-pole breaker with a compatible Square D device to maintain system consistency\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this two-pole design matters\u003c\/h3\u003e\n\u003cp\u003eWith a two-pole configuration, both live conductors are switched off simultaneously. This reduces the risk of stray voltage on residual circuits, enhances safety during maintenance, and simplifies compliance with electrical code requirements for 240V circuits.\u003c\/p\u003e \u003ch3\u003ePractical considerations \u0026amp; tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eEnsure compatibility with your panel’s model and labeling. This device is designed for Square D installations and should be matched to the appropriate panel type and rating.\u003c\/li\u003e \u003cli\u003eFollow installation torque specifications and local electrical codes. If you’re replacing an old breaker, verify the replacement matches the existing bus bar style and mounting method.\u003c\/li\u003e \u003cli\u003eInspect conductors and connections during replacement. Tighten lugs to the manufacturer’s recommended torque to maintain reliable protection.\u003c\/li\u003e \u003cli\u003eUse this 100A, 2-pole breaker to protect feeders and circuits that require robust current handling while maintaining safe shutdown on fault detection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoosing the Square D QBM22100TN means selecting a trusted, purpose-built solution for safeguarding your 240V circuits with precise, dependable performance. If you’re upgrading or stocking spare parts for your electrical panel, this 100 A, 2-Pole 240 V circuit breaker delivers clear protection and peace of mind for everyday electrical loads.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423152165026,"sku":"QBM22100TN","price":1566.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/square-d-qbm22100tn","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}